Sun Microsystems Sun Fire 15K Configurations page 2

Carrier Plate Replacement and Modifications
Contents:
Part
Number Qty. Description
816-0768 1 FRU Service Document for Carrier Plate Configurations
540-4085 1 Carrier plate assembly, standard configuration
240-3998 9 M3x8 mm flathead screws
240-4013 2 M3x35 mm flathead screws
250-1620 1 EMI metal gasket
The Sun™ Fire 15K/12K systems have three varieties of system carrier plate
configurations to accommodate the connector locations on the Sun™ Fireplane.
This field-replaceable unit (FRU) contains the reconfigurable parts to be used with
the standard carrier plate for the three types of carrier plate slots.
Standard configuration for slots 1-3, 6-8, 10-12, and 15-17, p/n 540-4085
Configuration modification for system slots 0 and 9, p/n 540-4427
Configuration modification for system slots 4, 5, 13, and 14, p/n 540-4428
Review "Inserting a Board Set Carrier Plate" in Chapter 1 of the Sun Fire 15K/12K
Systems Service Manual prior to handling the system carrier plates.
Note –
Be sure you are properly grounded before you begin the hardware removal
and installation. There are four ground points on the system cabinet, two at the
front top left and top right, and two at the rear top left and top right.
Carrier Plate Replacement for Standard Configurations,
Slots 1, 2, 3, 6, 7, 8, 10, 11, 12, 15, 16, and 17
1. Remove the carrier plate from the system.
Follow the instructions in "Removing an Expander Board" and "Installing an
Expander Board" in the Sun Fire 15K/12K Systems Service Manual.
2. Remove the expander board from the carrier plate, as required, and set aside.
No changes are required for standard carrier plate configurations.
Note –
The Sun Fire 15K system has an expander board installed on each carrier
plate. The Sun Fire 12K system only has an expander installed on the slot 0 through
slot 8 carrier plates.
3. Re-install the expander board, as required, on the new carrier plate.
4. Install the new carrier plate into the system.
5. Discard any remaining hardware supplied with the FRU package.
Carrier Plate Replacement for Configuration of Slots 0 and 9
This configuration is for the slots on the left sides of the system controllers.
1. Remove the carrier plate from the system.
Follow the instructions in "Removing an Expander Board" and "Installing an
Expander Board" in the Sun Fire 15K/12K Systems Service Manual.
2. Remove the expander board from the carrier plate, as required, and set aside.
No changes are required for standard carrier plate configurations.
3. Remove the two (2) M3x20 flathead screws securing the T rail guide of the
new carrier plate, to the center guide bracket of the new carrier plate and
discard. See Figure 1. These items are not needed for this configuration.
T rail guide
M3x20 flathead screws
Removing the T Rail Guide
FIGURE 1
4. Install one (1) M3x8 flathead screw from the FRU package to secure the center
guide bracket to the new carrier plate. See Figure 2. Discard the remaining
eight screws.
M3x8 flathead
screw
Securing the Center Guide Bracket After the T Rail Guide Removal
FIGURE 2
5. Re-install the expander board, as required, on the new carrier plate.
6. Install the carrier plate into the system.
7. Discard any remaining hardware supplied with the FRU package.
Carrier Plate Replacement for Configuration of Slots 4, 5, 13,
and 14
This configuration is for the slots in the center of the carrier plate card cage.
1. Remove the carrier plate from the system.
Follow the instructions in "Removing an Expander Board" and "Installing an
Expander Board" in the Sun Fire 15K/12K Systems Service Manual.
2. Remove the expander board from the carrier plate, as required, and set aside.
No changes are required for standard carrier plate configurations.
3. Remove the two (2) M3x20 flathead screws securing the T rail guide of the
new carrier plate, to the center guide bracket of the new carrier plate and
discard. These items are not needed for this configuration. See Figure 1.
4. Remove the card cage filler panel assembly from the existing carrier plate and
set aside. See Figure 3.
M3x8 flathead screws
Card cage
filler panel
assembly
T rail guide
M3x35 flathead screws
Removing the Card Cage Filler Panel
FIGURE 3
5. Secure the card cage filler panel assembly with the nine (9) M3x8 flathead
screws to the new package carrier plate.
6. Assemble the T rail guide and secure with the two (2) M3x35 flathead screws.
7. Check the EMI metal gasket for any rips, tears, large creases, or any sharp
edges that may cause injury. If no damages are present, go to Step 11.
Card cage
filler panel
assembly